Home / 358,372,394,989.32-494,554,103,479.38-193,573,913,230.56

Finding the Fourth Proportional to 358,372,394,989.32, 494,554,103,479.38 and 193,573,913,230.56

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Solution

The fourth proportional to 358,372,394,989.32, 494,554,103,479.38 and 193,573,913,230.56 is: 267,132,107,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,372,394,989.32 : 494,554,103,479.38 = 193,573,913,230.56 : x
  2. Step 2: Convert to fraction form
    358,372,394,989.32/494,554,103,479.38 = 193,573,913,230.56/x
  3. Step 3: Cross multiply
    358,372,394,989.32x = 494,554,103,479.38 × 193,573,913,230.56
  4. Step 4: Simplify right side
    358,372,394,989.32x = 95,732,773,114,734,889,140,224
  5. Step 5: Solve for x
    x = 95,732,773,114,734,889,140,224/358,372,394,989.32
  6. Step 6: Final answer
    x = 267,132,107,420.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.